He’ll oppose everything that’s called God or is worshiped, and he’ll give himself power over everything. He’ll set himself up in God’s temple and announce that he’s God himself.
So the Pharisees and the teachers of the law asked Jesus, “Why don’t your disciples follow what the elders teach? Why do they eat their food with unclean hands?”
If someone comes to you and preaches about a Jesus who’s different from the Jesus we preached about, or a spirit different from the Spirit you received, or a version of the good news that’s different from the one you accepted, you put up with those kinds of things easily enough.
I had studied Judaism in depth, more so than most Jews my age. That was because I was so devoted to the teachings passed down from those who’d lived before us.